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DU-B Bearing

Technical Date

•Wrapped composite sliding bearing bronze / PTFE coated

•Maintenance-free dry sliding bearing

•DIN 1494 / ISO 3547

•Also available: lead free!

•All special designs are produced at short notice!

•Cylindr. and flanged bushings, thrust washer, strips are stand. fabrication.

•Punchings and moldings are produced on customer requirement.

Properties

Excellent sliding and wear behaviour, for all types of movement, high load capacity, good corrosion resistance, anti-magnetic.

Materials

Support material

Bronze backing

Intermediate layer

Sintered bronze powder

Sliding layer

PTFE/Pb

Material properties

Specific load capacity static

200 [ N/mm² ]

Specific load capacity dynamic

140 [ N/mm² ] at low sliding speeds

Sliding speed

2,5 [ m/s ]

Friction value

0,02 to 0,25 [ µ ]

Temperature strain

-200 to +280 [ °C ]

Max. Pv -value

1,8 [ N/mm² x m/s ] for a short time 3,6

Tolerance details

Housing - Ø

H7

Bushing-Inner - Ø

H9

after mounting

Shaft tolerance

f7 or f8

Shaft material

Steel, hardened or untempered, surface roughness Rz 4

Maintenance

DU-B Bearing is a dry sliding bearing with a PTFE sliding layer. Lubrication is therefore not necessary, but basically possible!

Standard Parts

dub cylindrical bush    dub flanged bush        dub strip

    • Metric Size                                 Metric Size                          Metric Size         



Catalogues

DUB bushes - Metric SizeDUB flanged bushes - Metric SizeDUB Strip - Metric Size